diff --git a/lib/shared/internal/buildSrc/src/main/kotlin/Dependencies.kt b/lib/shared/internal/buildSrc/src/main/kotlin/Dependencies.kt
index 747c2df3..89a5f147 100644
--- a/lib/shared/internal/buildSrc/src/main/kotlin/Dependencies.kt
+++ b/lib/shared/internal/buildSrc/src/main/kotlin/Dependencies.kt
@@ -4,7 +4,7 @@
 
 object Versions {
     const val gson = "2.13.1"
-    const val launchdarklyJavaSdkCommon = "2.1.2"
+    const val launchdarklyJavaSdkCommon = "2.4.0"
     const val launchdarklyLogging = "1.1.1"
     const val okhttp = "4.12.0"
     const val testHelpers = "1.2.0"
diff --git a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ChangeSet.java b/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ChangeSet.java
index 8ffc69e1..41d8eb4b 100644
--- a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ChangeSet.java
+++ b/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ChangeSet.java
@@ -1,6 +1,7 @@
 package com.launchdarkly.sdk.internal.fdv2.sources;
 
 import com.google.gson.JsonElement;
+import com.launchdarkly.sdk.fdv2.Selector;
 
 import java.util.Collections;
 import java.util.List;
diff --git a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ProtocolHandler.java b/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ProtocolHandler.java
index 5bdd7fc8..a00b48a8 100644
--- a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ProtocolHandler.java
+++ b/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/FDv2ProtocolHandler.java
@@ -1,5 +1,6 @@
 package com.launchdarkly.sdk.internal.fdv2.sources;
 
+import com.launchdarkly.sdk.fdv2.Selector;
 import com.launchdarkly.sdk.internal.fdv2.payloads.DeleteObject;
 import com.launchdarkly.sdk.internal.fdv2.payloads.Error;
 import com.launchdarkly.sdk.internal.fdv2.payloads.FDv2Event;
diff --git a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/Selector.java b/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/Selector.java
deleted file mode 100644
index 5d13844c..00000000
--- a/lib/shared/internal/src/main/java/com/launchdarkly/sdk/internal/fdv2/sources/Selector.java
+++ /dev/null
@@ -1,65 +0,0 @@
-package com.launchdarkly.sdk.internal.fdv2.sources;
-
-/**
- * A selector can either be empty or it can contain state and a version.
- */
-public final class Selector {
-  private final boolean isEmpty;
-  private final int version;
-  private final String state;
-
-  private Selector(int version, String state, boolean isEmpty) {
-    this.version = version;
-    this.state = state;
-    this.isEmpty = isEmpty;
-  }
-
-  /**
-   * If true, then this selector is empty. An empty selector cannot be used as a basis for a data source.
-   *
-   * @return whether the selector is empty
-   */
-  public boolean isEmpty() {
-    return isEmpty;
-  }
-
-  /**
-   * The version of the data associated with this selector.
-   *
-   * @return the version
-   */
-  public int getVersion() {
-    return version;
-  }
-
-  /**
-   * The state associated with the payload.
-   *
-   * @return the state identifier, or null if empty
-   */
-  public String getState() {
-    return state;
-  }
-
-  static Selector empty() {
-    return new Selector(0, null, true);
-  }
-
-  /**
-   * Creates a new Selector with the given version and state.
-   * 
-   * @param version the version number
-   * @param state the state identifier
-   * @return a new Selector instance
-   */
-  public static Selector make(int version, String state) {
-    return new Selector(version, state, false);
-  }
-
-  /**
-   * An empty selector instance.
-   */
-  public static final Selector EMPTY = empty();
-}
-
-